restucturing project

src/backend/model/tasks/TaskRepository.ts

@@ -0,0 +1,30 @@
+import {ITask} from './tasks/ITask';
+import {IndexingTask} from './tasks/IndexingTask';
+import {DBRestTask} from './tasks/DBResetTask';
+import {VideoConvertingTask} from './tasks/VideoConvertingTask';
+
+export class TaskRepository {
+
+  private static instance: TaskRepository = null;
+  availableTasks: { [key: string]: ITask<any> } = {};
+
+  public static get Instance(): TaskRepository {
+    if (TaskRepository.instance == null) {
+      TaskRepository.instance = new TaskRepository();
+    }
+    return TaskRepository.instance;
+  }
+
+  getAvailableTasks(): ITask<any>[] {
+    return Object.values(this.availableTasks).filter(t => t.Supported);
+  }
+
+  register(task: ITask<any>) {
+    this.availableTasks[task.Name] = task;
+  }
+}
+
+
+TaskRepository.Instance.register(new IndexingTask());
+TaskRepository.Instance.register(new DBRestTask());
+TaskRepository.Instance.register(new VideoConvertingTask());